Home / 893,100,654.43-1,232,479,924.90-496,615,131.29

Finding the Fourth Proportional to 893,100,654.43, 1,232,479,924.90 and 496,615,131.29

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Solution

The fourth proportional to 893,100,654.43, 1,232,479,924.90 and 496,615,131.29 is: 685,329,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,100,654.43 : 1,232,479,924.90 = 496,615,131.29 : x
  2. Step 2: Convert to fraction form
    893,100,654.43/1,232,479,924.90 = 496,615,131.29/x
  3. Step 3: Cross multiply
    893,100,654.43x = 1,232,479,924.90 × 496,615,131.29
  4. Step 4: Simplify right side
    893,100,654.43x = 612,068,179,718,342,528
  5. Step 5: Solve for x
    x = 612,068,179,718,342,528/893,100,654.43
  6. Step 6: Final answer
    x = 685,329,449.36

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Double scale
Find fourth proportional to 893,100,655.43, 1,232,479,926.28 and 496,615,132.29
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.